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COMPRESSOR HEAT PUMP FOR GREENHOUSE HEATING.

[In Dutch. / En néerlandais.]

Author(s) : DALHUIJSEN A. J., PAASSEN A. H. C. van, MIJNARENDS H.

Type of article: Article

Summary

IN THE NETHERLANDS THE GAS AND ELECTRICITY COMPANY DELFLAND IN STALLED A GAS ENGINE DRIVEN AIR-TO-WATER COMPRESSOR HEAT PUMP IN A GREENHOUSE. THE HEAT PUMP IS EQUIPPED WITH A SO CALLED < SILENT EVAPORATOR >. FOR A FULL YEAR (1986/1987) THIS HEAT PUMP WAS CAREFULLY MONITORED. COMPUTER MODELS WERE DEVELOPED OF THE GREENHOUSE AND HEAT PUMP, WHICH WERE VALIDATED ON THE MEASURED DATA AND SUBSEQUENTLY USED FOR EVALUATING THE HEAT PUMP PROJECT. THE INSTALLED HEAT PUMP SYSTEM PERFORMED SATISFACTORILY: THE HEAT PUMP HAS ABOUT 5,000 FULL-LOAD OPERATION HOURS A YEAR AND THE YEARLY AVERAGE COP IS 1.73 ON THE UPPER COMBUSTION VALUE OF NATURAL GAS. THE NUMBER OF FAILURES WAS EXTREMELY LIMITED.

Details

  • Original title: [In Dutch. / En nĂ©erlandais.]
  • Record ID : 1991-0391
  • Languages: Dutch
  • Source: Koude Klim. - vol. 82 - n. 2
  • Publication date: 1989/02
  • Document available for consultation in the library of the IIR headquarters only.

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